7550620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4903}}^1$

素因数の和:4930

約数の個数: 48

約数和(自身を含む): 19772928

約数和(自身を除く): 12222308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 4903, 9806, 19612, 24515, 34321, 49030, 53933, 68642, 98060, 107866, 137284, 171605, 215732, 269665, 343210, 377531, 539330, 686420, 755062, 1078660, 1510124, 1887655, 3775310, 7550620]

約数ペア:

[(1, 7550620), (2, 3775310), (4, 1887655), (5, 1510124), (7, 1078660), (10, 755062), (11, 686420), (14, 539330), (20, 377531), (22, 343210), (28, 269665), (35, 215732), (44, 171605), (55, 137284), (70, 107866), (77, 98060), (110, 68642), (140, 53933), (154, 49030), (220, 34321), (308, 24515), (385, 19612), (770, 9806), (1540, 4903)]